U-B-B-R-C LEAGUES

U-B-B-R-C leagues and other leagues are between 1a and 10c, and the leagues for the eliminated are 10d 10e 11a 11b 11c 11d 11e. Also, if you are below the top 40 to be eliminated, you will be eliminated. Then, according to your rating, the tournament is held, but not at the same time and the explanation is finished here.

Tournaments: https://lichess.org/team/u-b-b-r-c-leagues/tournaments